Update app.py

app.py

@@ -16,7 +16,7 @@ JOIN = {}
 
 WATCH = {}
 
-async def rename_item(websocket, project_name, path,new_name connected):
+async def rename_item(websocket, project_name, path,new_name, connected):
     
     old_path = os.path.join(os.getcwd(), 'projects', project_name, path)
     new_name = new_name